See also:

Activating the rear view camera
Make sure that the SmartKey is in position 2 in the ignition lock. Engage reverse gear. The area behind the vehicle is shown in the COMAND display with guide lines. ...

Rejects or ends a call
•► Press the button on the steering wheel. If you are not in the Tel menu, you can still reject or end a call. ...

Socket in the cargo compartment
The socket is not suitable for operating the tire inflation compressor. ►  Lift up the cover of socket 1. ...